build(deps-dev): bump psycopg2 from 2.9.11 to 2.9.12

Bumps [psycopg2](https://github.com/psycopg/psycopg2) from 2.9.11 to 2.9.12.
- [Changelog](https://github.com/psycopg/psycopg2/blob/master/NEWS)
- [Commits](psycopg/psycopg2@2.9.11...2.9.12)

---
updated-dependencies:
- dependency-name: psycopg2
  dependency-version: 2.9.12
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pyproject.toml

@@ -36,7 +36,7 @@ prod = [
     "pymemcache==4.0.0",
 ]
 postgres = [
-    "psycopg2==2.9.11",
+    "psycopg2==2.9.12",
 ]
 smtp = [
     "aiosmtpd>=1.4.6",